What Is Difference Between Pest And Disease?

What are the examples of crop pests?

The most varied and numerous species of crop pests are arthropods: insects, arachnids (mites), and some species of millipedes and crustaceans (wood lice).

The most injurious pests are insects, chiefly because of their biological characteristics, abundance of species, high fecundity, and rapid reproduction..

Why pest is harmful to human being?

Pesticides are poisons and, unfortunately, they can harm more than just the “pests” at which they are targeted. They are toxic, and exposure to pesticides can cause a number of health effects. They are linked to a range of serious illnesses and diseases from respiratory problems to cancer.

Which insect destroy the crops?

MealybugsMealybugs. How it Kills: Adults and nymphs suck the sap from plant tissue. This can occur at all stages of crop development. Infestations cause crinkled and twisted leaves, reduced flower & boll development, smaller bolls, & distorted & stunted plants with a bushy appearance.

What are some examples of pests?

Examples of insect pests include:bedbugs.black ants.cockroaches.fleas.houseflies.moths​

What are the major pest?

7.1 Major pests. … Lepidopterous fruit borers are generally the most important pests affecting production. Other important species include various leaf- and flower-eating caterpillars and beetles, bark borers, scales, leaf mites, fruit-sucking bugs, fruit-piercing moths and fruit flies.

Is pest control safe for humans?

Do safely and correctly use pesticides. These are often effective and can be used with low risk of exposure to the pesticide, as long as they are kept out of the reach of children and pets.

What is pest and disease?

A pest is any animal or plant which has a harmful effect on humans, their food or their living conditions. Pests include animals which: carry disease-causing micro-organisms and parasites, for example, mosquitoes which carry Ross River virus and Murray Valley encephalitis.

What is pest and disease in agriculture?

Transboundary plant pests and diseases affect food crops, causing significant losses to farmers and threatening food security. … Locusts, armyworm, fruit flies, banana diseases, cassava diseases and wheat rusts are among the most destructive transboundary plant pests and diseases.

What are the four main groups of pests?

Pests can be placed into four main categories:insects and closely related animals.plant diseases.weeds.vertebrates.

How plant pest affects our economy?

The most direct economic impact of a transboundary pest or disease is the loss or reduced efficiency of agricultural production – whether it be of crops or animals – which reduces farm income. … The impacts of reduced productivity on crops or animals can be long-lasting.

Is insecticide harmful to humans?

Pyrethrins and pyrethroids, which are other commonly used insecticides, are derived from flowers and usually are not very poisonous to humans. Many insecticides can cause poisoning after being swallowed, inhaled, or absorbed through the skin. … Pyrethrins can occasionally cause allergic reactions.

What pest means?

1 : an epidemic disease associated with high mortality specifically : plague. 2 : something resembling a pest in destructiveness especially : a plant or animal detrimental to humans or human concerns (such as agriculture or livestock production) 3 : one that pesters or annoys : nuisance.

What are the 3 methods of pest control?

Control methodsBiological pest control.Cultural control.Trap cropping.Pesticides.Hunting.Physical pest control.Poisoned bait.Fumigation.More items…

Can bug killer kill you?

Most household bug sprays contain plant-derived chemicals called pyrethrins. These chemicals were originally isolated from chrysanthemum flowers and are generally not harmful. However, they can cause life-threatening breathing problems if they are breathed in.

What is pest and its types?

A pest is any animal or plant harmful to humans or human concerns. … Thus, an elephant is unobjectionable in its natural habitat but a pest when it tramples crops. Some animals are disliked because they bite or sting; snakes, wasps, ants, bed bugs, fleas and ticks belong in this category.

What are the common food pests?

The three main groups of pests that are encountered in food businesses are:Rodents – rats and mice.Insects – cockroaches, beetles, ants and flies.Birds – pigeons etc.

Is pest short for pestilence?

In fact, the “destructive or harmful insect” definition came before “annoying person,” following the “plague or pestilence” meaning of pest. The Latin root is pestis, “deadly contagious disease.” During the Late Middle Ages, when the bubonic plague killed a third of all humans, it was commonly known as “the pest.”

What is pest used for?

PEST is an acronym for Political, Economic, Social and Technological. This analysis is used to assess these four external factors in relation to your business situation. Basically, a PEST analysis helps you determine how these factors will affect the performance and activities of your business in the long-term.